Molekụla Structure Ngosi. Eserese

Wuru site na bọọlụ plastik & mkpịsị osisi, na-egosi usoro nchịkwa nke isi ojii, gụnyere: -C, bọọlụ ojii nwere oghere 6 6 pc, –Metal Links 6cm 45pcs, –Stand size 13cm x 6 n'akụkụ, elu 22cm